Yu Darvish allowed just two hits and a walk over seven scoreless innings Sunday as he pitched the San Diego Padres to a 4-0 win over the Los Angeles Dodgers. The Japanese right-hander struck out seven to help San Diego continue its recent dominance of the National League West-leading Dodgers, who saw their buffer over the second-place Padres shrink to 5.5 games. He needs just one more victory to reach 200 career wins spanning the majors and Nippon Professional Baseball. Using fastballs and his hard slider to attack a Los Angeles lineup missing Shohei Ohtani at Petco Park, Darvish (3-1) tied hi…